ixgbe: remove redundant function ixgbe_fw_recovery_mode()

There are no in-tree callers.
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ixgbe/ixgbe_common.c

@@ -3484,17 +3484,6 @@ void ixgbe_set_vlan_anti_spoofing(struct ixgbe_hw *hw, bool enable, int vf)
 	IXGBE_WRITE_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg), pfvfspoof);
 }
 
-/**
- * ixgbe_fw_recovery_mode - Check if in FW NVM recovery mode
- * @hw: pointer to hardware structure
- */
-bool ixgbe_fw_recovery_mode(struct ixgbe_hw *hw)
-{
-	if (hw->mac.ops.fw_recovery_mode)
-		return hw->mac.ops.fw_recovery_mode(hw);
-	return false;
-}
-
 /**
  *  ixgbe_get_device_caps_generic - Get additional device capabilities
  *  @hw: pointer to hardware structure